<HTML>
<BODY BGCOLOR="white">
<PRE>
<FONT color="green">001</FONT>    package org.wattdepot.simulation.oahugrid.main.batch;<a name="line.1"></a>
<FONT color="green">002</FONT>    <a name="line.2"></a>
<FONT color="green">003</FONT>    import java.io.FileWriter;<a name="line.3"></a>
<FONT color="green">004</FONT>    import java.io.IOException;<a name="line.4"></a>
<FONT color="green">005</FONT>    import java.text.SimpleDateFormat;<a name="line.5"></a>
<FONT color="green">006</FONT>    import java.util.ArrayList;<a name="line.6"></a>
<FONT color="green">007</FONT>    import java.util.Calendar;<a name="line.7"></a>
<FONT color="green">008</FONT>    import java.util.Date;<a name="line.8"></a>
<FONT color="green">009</FONT>    import java.util.GregorianCalendar;<a name="line.9"></a>
<FONT color="green">010</FONT>    import java.util.List;<a name="line.10"></a>
<FONT color="green">011</FONT>    import java.util.Locale;<a name="line.11"></a>
<FONT color="green">012</FONT>    import java.util.Random;<a name="line.12"></a>
<FONT color="green">013</FONT>    import org.wattdepot.simulation.oahugrid.demandcurve.DailyDemandCurve;<a name="line.13"></a>
<FONT color="green">014</FONT>    import org.wattdepot.simulation.oahugrid.demandcurve.StandardDemandCurve;<a name="line.14"></a>
<FONT color="green">015</FONT>    import org.wattdepot.simulation.oahugrid.demandcurve.WeekendDemandCurve;<a name="line.15"></a>
<FONT color="green">016</FONT>    import org.wattdepot.simulation.oahugrid.powerplant.PowerPlantSet;<a name="line.16"></a>
<FONT color="green">017</FONT>    import org.wattdepot.simulation.oahugrid.strategy.ByPeakTypeStrategy;<a name="line.17"></a>
<FONT color="green">018</FONT>    import org.wattdepot.simulation.oahugrid.strategy.SimulationEntry;<a name="line.18"></a>
<FONT color="green">019</FONT>    import org.wattdepot.simulation.oahugrid.strategy.SimulationStrategy;<a name="line.19"></a>
<FONT color="green">020</FONT>    import static org.wattdepot.simulation.oahugrid.powerplant.PowerPlantSet.*;<a name="line.20"></a>
<FONT color="green">021</FONT>    <a name="line.21"></a>
<FONT color="green">022</FONT>    /**<a name="line.22"></a>
<FONT color="green">023</FONT>     * Top-level class for generating a simulated power grid data set.<a name="line.23"></a>
<FONT color="green">024</FONT>     * <a name="line.24"></a>
<FONT color="green">025</FONT>     * @author Philip Johnson<a name="line.25"></a>
<FONT color="green">026</FONT>     */<a name="line.26"></a>
<FONT color="green">027</FONT>    public class BatchSimulation {<a name="line.27"></a>
<FONT color="green">028</FONT>    <a name="line.28"></a>
<FONT color="green">029</FONT>      /** How dates will be formatted in simulation. */<a name="line.29"></a>
<FONT color="green">030</FONT>      public static final String DATE_FORMAT = "yyyy-MM-dd'T'HH:mm:ssZ";<a name="line.30"></a>
<FONT color="green">031</FONT>      /** The columns of data produced by the simulation. */<a name="line.31"></a>
<FONT color="green">032</FONT>      private String header = "Time, Plant, GridMW, OverheadMW, Type";<a name="line.32"></a>
<FONT color="green">033</FONT>      /** The entries in the simulation dataset. */<a name="line.33"></a>
<FONT color="green">034</FONT>      private List&lt;SimulationEntry&gt; entries = new ArrayList&lt;SimulationEntry&gt;();<a name="line.34"></a>
<FONT color="green">035</FONT>      /** Random number seed. */<a name="line.35"></a>
<FONT color="green">036</FONT>      private int seed = 0;<a name="line.36"></a>
<FONT color="green">037</FONT>      /** A random generator for deciding whether to use low or high carbon plant sets. */<a name="line.37"></a>
<FONT color="green">038</FONT>      private Random random = new Random(seed);<a name="line.38"></a>
<FONT color="green">039</FONT>      /** Number of days to generate data for. */<a name="line.39"></a>
<FONT color="green">040</FONT>      private int numDays;<a name="line.40"></a>
<FONT color="green">041</FONT>      /** Default number of days to generate data for. */<a name="line.41"></a>
<FONT color="green">042</FONT>      private static final int DEFAULT_NUM_DAYS = 30;<a name="line.42"></a>
<FONT color="green">043</FONT>      /** Default start day for the simulated data. */<a name="line.43"></a>
<FONT color="green">044</FONT>      private static final String DEFAULT_START_DAY = "2009-10-25";<a name="line.44"></a>
<FONT color="green">045</FONT>    <a name="line.45"></a>
<FONT color="green">046</FONT>      /**<a name="line.46"></a>
<FONT color="green">047</FONT>       * Creates a new instance of a simulated data set.<a name="line.47"></a>
<FONT color="green">048</FONT>       * <a name="line.48"></a>
<FONT color="green">049</FONT>       * @param startDay The day to start the simulation on.<a name="line.49"></a>
<FONT color="green">050</FONT>       * @param numDays The number of days to run the simulation for.<a name="line.50"></a>
<FONT color="green">051</FONT>       * @throws Exception If problems occur.<a name="line.51"></a>
<FONT color="green">052</FONT>       */<a name="line.52"></a>
<FONT color="green">053</FONT>      public BatchSimulation(String startDay, int numDays) throws Exception {<a name="line.53"></a>
<FONT color="green">054</FONT>        this.numDays = numDays;<a name="line.54"></a>
<FONT color="green">055</FONT>        GregorianCalendar day = Tstamp.makeTimestamp(startDay);<a name="line.55"></a>
<FONT color="green">056</FONT>        // Create the data for 30 days starting today.<a name="line.56"></a>
<FONT color="green">057</FONT>        for (int i = 0; i &lt; numDays; i++) {<a name="line.57"></a>
<FONT color="green">058</FONT>          // Randomly decide whether we are using low or high carbon plantsets.<a name="line.58"></a>
<FONT color="green">059</FONT>          PowerPlantSet plantSet = (random.nextBoolean() ? LOW_CARBON_PLANTS : HIGH_CARBON_PLANTS);<a name="line.59"></a>
<FONT color="green">060</FONT>          // Get the demand curve, either standard or weekend, depending on day, with some jiggle.<a name="line.60"></a>
<FONT color="green">061</FONT>          DailyDemandCurve curve = getDemandCurve(day);<a name="line.61"></a>
<FONT color="green">062</FONT>          // For now, always use ByPeakTypeStrategy.<a name="line.62"></a>
<FONT color="green">063</FONT>          SimulationStrategy strategy = new ByPeakTypeStrategy();<a name="line.63"></a>
<FONT color="green">064</FONT>          // Add the simulation entries.<a name="line.64"></a>
<FONT color="green">065</FONT>          entries.addAll(strategy.generateDay(curve, plantSet));<a name="line.65"></a>
<FONT color="green">066</FONT>          // Update the day to the next day.<a name="line.66"></a>
<FONT color="green">067</FONT>          day.add(Calendar.DAY_OF_YEAR, 1);<a name="line.67"></a>
<FONT color="green">068</FONT>        }<a name="line.68"></a>
<FONT color="green">069</FONT>      }<a name="line.69"></a>
<FONT color="green">070</FONT>    <a name="line.70"></a>
<FONT color="green">071</FONT>      /**<a name="line.71"></a>
<FONT color="green">072</FONT>       * Creates a new instance of a simulated data set.<a name="line.72"></a>
<FONT color="green">073</FONT>       * <a name="line.73"></a>
<FONT color="green">074</FONT>       * @throws Exception If problems occur.<a name="line.74"></a>
<FONT color="green">075</FONT>       */<a name="line.75"></a>
<FONT color="green">076</FONT>      public BatchSimulation() throws Exception {<a name="line.76"></a>
<FONT color="green">077</FONT>        this(DEFAULT_START_DAY, DEFAULT_NUM_DAYS);<a name="line.77"></a>
<FONT color="green">078</FONT>      }<a name="line.78"></a>
<FONT color="green">079</FONT>    <a name="line.79"></a>
<FONT color="green">080</FONT>      /**<a name="line.80"></a>
<FONT color="green">081</FONT>       * Returns a DailyDemandCurve given a day. Currently, the demand curve is based just on the day of<a name="line.81"></a>
<FONT color="green">082</FONT>       * the week; we choose either the StandardDemandCurve or the WeekendDemandCurve. The weekend has a<a name="line.82"></a>
<FONT color="green">083</FONT>       * 5 MW jiggle, the weekday has a 10 MW jiggle.<a name="line.83"></a>
<FONT color="green">084</FONT>       * <a name="line.84"></a>
<FONT color="green">085</FONT>       * @param day The day for which we want a demand curve.<a name="line.85"></a>
<FONT color="green">086</FONT>       * @return The DailyDemandCurve to be used for this day.<a name="line.86"></a>
<FONT color="green">087</FONT>       */<a name="line.87"></a>
<FONT color="green">088</FONT>      private DailyDemandCurve getDemandCurve(GregorianCalendar day) {<a name="line.88"></a>
<FONT color="green">089</FONT>        // If it's a weekend, generate data using the weekend demand curve.<a name="line.89"></a>
<FONT color="green">090</FONT>        if ((day.get(Calendar.DAY_OF_WEEK) == Calendar.SATURDAY)<a name="line.90"></a>
<FONT color="green">091</FONT>            || (day.get(Calendar.DAY_OF_WEEK) == Calendar.SUNDAY)) {<a name="line.91"></a>
<FONT color="green">092</FONT>          return (new WeekendDemandCurve(day)).addRandomVariation(5);<a name="line.92"></a>
<FONT color="green">093</FONT>        }<a name="line.93"></a>
<FONT color="green">094</FONT>        else {<a name="line.94"></a>
<FONT color="green">095</FONT>          return (new StandardDemandCurve(day)).addRandomVariation(10);<a name="line.95"></a>
<FONT color="green">096</FONT>        }<a name="line.96"></a>
<FONT color="green">097</FONT>      }<a name="line.97"></a>
<FONT color="green">098</FONT>    <a name="line.98"></a>
<FONT color="green">099</FONT>      /**<a name="line.99"></a>
<FONT color="green">100</FONT>       * Writes out the simulation data.<a name="line.100"></a>
<FONT color="green">101</FONT>       * <a name="line.101"></a>
<FONT color="green">102</FONT>       * @param path The path to write it out to.<a name="line.102"></a>
<FONT color="green">103</FONT>       * @throws IOException If problems occur.<a name="line.103"></a>
<FONT color="green">104</FONT>       */<a name="line.104"></a>
<FONT color="green">105</FONT>      public void writeData(String path) throws IOException {<a name="line.105"></a>
<FONT color="green">106</FONT>        String cr = System.getProperty("line.separator");<a name="line.106"></a>
<FONT color="green">107</FONT>        FileWriter output = new FileWriter(path);<a name="line.107"></a>
<FONT color="green">108</FONT>        output.append(header).append(cr);<a name="line.108"></a>
<FONT color="green">109</FONT>        for (SimulationEntry entry : entries) {<a name="line.109"></a>
<FONT color="green">110</FONT>          output.append(entry.getCsv()).append(cr);<a name="line.110"></a>
<FONT color="green">111</FONT>        }<a name="line.111"></a>
<FONT color="green">112</FONT>        output.close();<a name="line.112"></a>
<FONT color="green">113</FONT>        System.out.println("Wrote " + path);<a name="line.113"></a>
<FONT color="green">114</FONT>      }<a name="line.114"></a>
<FONT color="green">115</FONT>    <a name="line.115"></a>
<FONT color="green">116</FONT>      /**<a name="line.116"></a>
<FONT color="green">117</FONT>       * Returns a String with the simulation data.<a name="line.117"></a>
<FONT color="green">118</FONT>       * <a name="line.118"></a>
<FONT color="green">119</FONT>       * @return The simulation data.<a name="line.119"></a>
<FONT color="green">120</FONT>       */<a name="line.120"></a>
<FONT color="green">121</FONT>      public String getData() {<a name="line.121"></a>
<FONT color="green">122</FONT>        String cr = System.getProperty("line.separator");<a name="line.122"></a>
<FONT color="green">123</FONT>        StringBuffer buff = new StringBuffer(70 * 48961);<a name="line.123"></a>
<FONT color="green">124</FONT>        buff.append(header).append(cr);<a name="line.124"></a>
<FONT color="green">125</FONT>        for (SimulationEntry entry : entries) {<a name="line.125"></a>
<FONT color="green">126</FONT>          buff.append(entry.getCsv()).append(cr);<a name="line.126"></a>
<FONT color="green">127</FONT>        }<a name="line.127"></a>
<FONT color="green">128</FONT>        return buff.toString();<a name="line.128"></a>
<FONT color="green">129</FONT>      }<a name="line.129"></a>
<FONT color="green">130</FONT>    <a name="line.130"></a>
<FONT color="green">131</FONT>      /**<a name="line.131"></a>
<FONT color="green">132</FONT>       * Returns the list of SimulationEntries for this simulation.<a name="line.132"></a>
<FONT color="green">133</FONT>       * <a name="line.133"></a>
<FONT color="green">134</FONT>       * @return The SimulationEntry instances.<a name="line.134"></a>
<FONT color="green">135</FONT>       */<a name="line.135"></a>
<FONT color="green">136</FONT>      public List&lt;SimulationEntry&gt; getSimulationData() {<a name="line.136"></a>
<FONT color="green">137</FONT>        return this.entries;<a name="line.137"></a>
<FONT color="green">138</FONT>      }<a name="line.138"></a>
<FONT color="green">139</FONT>    <a name="line.139"></a>
<FONT color="green">140</FONT>      /**<a name="line.140"></a>
<FONT color="green">141</FONT>       * @return the numDays<a name="line.141"></a>
<FONT color="green">142</FONT>       */<a name="line.142"></a>
<FONT color="green">143</FONT>      public int getNumDays() {<a name="line.143"></a>
<FONT color="green">144</FONT>        return numDays;<a name="line.144"></a>
<FONT color="green">145</FONT>      }<a name="line.145"></a>
<FONT color="green">146</FONT>    <a name="line.146"></a>
<FONT color="green">147</FONT>      /**<a name="line.147"></a>
<FONT color="green">148</FONT>       * The top-level main method.<a name="line.148"></a>
<FONT color="green">149</FONT>       * <a name="line.149"></a>
<FONT color="green">150</FONT>       * @param args First optional arg is a Tstamp-formatted date string that is used as the start<a name="line.150"></a>
<FONT color="green">151</FONT>       * date, while the second optional arg is the number of days to emit data for.<a name="line.151"></a>
<FONT color="green">152</FONT>       * @throws Exception if problems occur writing the file.<a name="line.152"></a>
<FONT color="green">153</FONT>       */<a name="line.153"></a>
<FONT color="green">154</FONT>      public static void main(String[] args) throws Exception {<a name="line.154"></a>
<FONT color="green">155</FONT>        String startDay;<a name="line.155"></a>
<FONT color="green">156</FONT>        int numDays;<a name="line.156"></a>
<FONT color="green">157</FONT>        BatchSimulation simulation;<a name="line.157"></a>
<FONT color="green">158</FONT>        if (args.length == 0) {<a name="line.158"></a>
<FONT color="green">159</FONT>          simulation = new BatchSimulation();<a name="line.159"></a>
<FONT color="green">160</FONT>        }<a name="line.160"></a>
<FONT color="green">161</FONT>        else if (args.length == 1) {<a name="line.161"></a>
<FONT color="green">162</FONT>          startDay = args[0];<a name="line.162"></a>
<FONT color="green">163</FONT>          simulation = new BatchSimulation(startDay, DEFAULT_NUM_DAYS);<a name="line.163"></a>
<FONT color="green">164</FONT>        }<a name="line.164"></a>
<FONT color="green">165</FONT>        else if (args.length == 2) {<a name="line.165"></a>
<FONT color="green">166</FONT>          startDay = args[0];<a name="line.166"></a>
<FONT color="green">167</FONT>          numDays = Integer.valueOf(args[1]);<a name="line.167"></a>
<FONT color="green">168</FONT>          simulation = new BatchSimulation(startDay, numDays);<a name="line.168"></a>
<FONT color="green">169</FONT>        }<a name="line.169"></a>
<FONT color="green">170</FONT>        else {<a name="line.170"></a>
<FONT color="green">171</FONT>          System.err.println("Too many command line args provided.");<a name="line.171"></a>
<FONT color="green">172</FONT>          return;<a name="line.172"></a>
<FONT color="green">173</FONT>        }<a name="line.173"></a>
<FONT color="green">174</FONT>        SimpleDateFormat format = new SimpleDateFormat("yyyy.MM.dd.HH.mm", Locale.US);<a name="line.174"></a>
<FONT color="green">175</FONT>        String fileName = "simulation-" + format.format(new Date()) + ".csv";<a name="line.175"></a>
<FONT color="green">176</FONT>        simulation.writeData(fileName);<a name="line.176"></a>
<FONT color="green">177</FONT>      }<a name="line.177"></a>
<FONT color="green">178</FONT>    <a name="line.178"></a>
<FONT color="green">179</FONT>    }<a name="line.179"></a>




























































</PRE>
</BODY>
</HTML>
